Toy block



FIG. 1 is a perspective view of a toy block showing our new design;

FIG. 2 is a top plan view thereof, the bottom plan view being identical;

FIG. 3 is a left end elevational view thereof, the right end being identical;

FIG. 4 is a front elevational view thereof, the side opposite being identical; and

FIG. 5 is a sectional view along the line 5--5 of FIG. 2. 

The ornamental design for a toy block, as shown and described. 